S4055R Littelfuse / Teccor Brand Thyristors, S4055R Datasheet - Page 11
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S4055R
Manufacturer Part Number
S4055R
Description
SCR NON-SENS 400V 55A TO-220
Manufacturer
Littelfuse / Teccor Brand Thyristors
Specifications of S4055R
Scr Type
Standard Recovery
Voltage - Off State
400V
Voltage - Gate Trigger (vgt) (max)
1.5V
Voltage - On State (vtm) (max)
1.8V
Current - On State (it (av)) (max)
35A
Current - On State (it (rms)) (max)
55A
Current - Gate Trigger (igt) (max)
40mA
Current - Hold (ih) (max)
60mA
Current - Off State (max)
10µA
Current - Non Rep. Surge 50, 60hz (itsm)
550A, 650A
Operating Temperature
-40°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-220-3, TO-220AB
Current - On State (it (rms) (max)
55A
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
S4055R
Manufacturer:
TECCOR
Quantity:
20 000
Data Sheets
Figure E6.23 Peak Surge Current versus Surge Current Duration
Figure E6.24 Power Dissipation (Typical) versus RMS On-state Current
©2004 Littelfuse, Inc.
Thyristor Product Catalog
(1 A)
0.6
1.0
0.8
0.4
0.2
0
RMS On-state Current [I
0
CURRENT WAVEFORM: Half Sine Wave
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180˚
0.2
1000
100
200
800
600
500
400
300
80
60
40
30
20
10
50
8
4
6
5
2
3
1.0 A Devices
1
0.4
1
Notes:
1) Gate control may be lost during and
2) Overload may not be repeated until
0.6
steady-state rated value.
immediately following surge current
interval.
junction temperature has returned to
2
0.8
T(RMS)
3
1.0
] – Amps
4
5
Surge Current Duration – Full Cycles
6 7 8 10
E6 - 11
20 30 40 60 80100
Figure E6.25 Power Dissipation (Typical) versus RMS On-state Current
SUPPLY FREQUENCY: 60 Hz Sinusoidal
LOAD: Resistive
RMS ON-STATE CURRENT: [I T(RMS) ]: Max-
Rated Value at Specified Case Temperature
(6 A through 20 A)
18
16
14
12
10
8
6
4
2
0
0
CURRENT WAVEFORM: Half Sine Wave
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180˚
2
200 300400 600 1000
RMS On-state Current [I
4
6 A to 10 A Devices
6
12 A Devices
8
15 A to 20 A Devices
10
12
T(RMS)
http://www.littelfuse.com
14
] – Amps
16
+1 972-580-7777
18
20
SCRs